Our Team


Contact us at (425) 789-1073 or info@snohomishpsychology.com

*At this time, SPA does not accept State insurance (Apple Health) Medicaid / Medicare, Optum, Magellan, or Molina


Kira B. Mauseth, PhD, Partner

Dr. Mauseth is a graduate of Whitman College and Seattle Pacific University, and has worked extensively in corrections settings as well in community mental health with adolescents and adults doing clinical and forensic assessment as well as group and individual therapy. She works with clients age 13 and older, on issues including peer adjustment and identity development, anxiety and depression, and academic and vocational concerns. She is interested in cross cultural and family relationship issues, as well as crisis management and persistent and serious mental illness. Her work combines cognitive and interpersonal approaches in seeking reality based solutions to mental health concerns. Dr. Mauseth also consults with organizations about disaster preparedness and recovery, and has developed a curriculum to teach local volunteers how they can assist their communities with trauma recovery and resiliency following small or large scale disasters. Dr. Mauseth accepts Premera/BCBS, Aetna, Cigna, Regence, Group Health, and Kaiser insurances.

Practicing in: Everett & Edmonds


Holly Petaja HeadshotHolly Petaja, PhD, Partner

Dr. Petaja is a clinical psychologist who specializes in working with school-age children and young adolescents presenting with various forms of anxiety, including excessive worry, fears, separation anxiety, social anxiety, and perfectionism. Dr. Petaja also has experience working with those who have been identified as gifted/highly capable or twice-exceptional (2e) and the unique challenges they may face, including emotional intensity. She provides positive, strengths-based treatment using primarily Cognitive-Behavioral Therapy (CBT). Cognitive-behavioral therapy focuses on teaching coping skills and new ways of thinking to build resilience and cope with strong emotions. Parents play a large role in the therapy process and Dr. Petaja enjoys working with parents and children as a team. Dr. Petaja is also available to provide testing/assessment necessary for school admissions (e.g., IQ/cognitive testing, early entrance). Dr. Petaja completed her undergraduate work at the University of Washington and received her doctorate in Clinical Psychology from Seattle Pacific University in 2008. She subsequently completed two years of postdoctoral training at the University of Washington’s Child Development Clinic as well as Sound Health. Dr. Petaja currently accepts Regence, Premera, Blue Cross, Blue Shield (most plans), and Aetna insurances.

Practicing in: Everett


Jessica M. Mason, PsyD, Partner

Dr. Mason is a licensed clinical psychologist who provides short- and long-term therapy to individual adults and couples. She graduated from the University of Washington and then went on to Pepperdine University in Los Angeles, California, for both her masters and doctorate degrees in Clinical Psychology. Dr Mason’s clinical work focuses on issues of stress, identity, depression, anxiety, family conflict, marital problems, relationship difficulties, grief and loss, traumatic experiences, and difficult life changes. She has additional experience in the areas of anger management, relationship building, and self-esteem. Dr. Mason incorporates a culturally-sensitive approach, emphasizing client strengths and self-care. She utilizes techniques from psychodynamic and client-centered therapies, and has received specialized training on techniques for working with couples in Emotionally Focused Therapy and Integrative Behavioral Couple Therapy. Dr Mason accepts Premera and First Choice insurances.

Practicing in: Edmonds


Stacy Cecchet HeadshotStacy Cecchet, PhD, ABPP, Partner

Dr. Cecchet is a board certified clinical and forensic psychologist. She received her doctorate in Clinical Psychology from Seattle Pacific University and completed her Post-Doctoral Fellowship at the Johns Hopkins University School of Medicine and the Kennedy Krieger Institute. Dr. Cecchet is a licensed psychologist who specializes in working with children ages 18 months to 12 years with disruptive behavior disorders. Common behavioral issues and disorders she treats include: tantrums, aggression, noncompliance, sleep difficulties, school problems, feeding disorders, problems with attention/concentration, developmental delays, Autism, and Fetal Alcohol Spectrum Disorders. When working with children, Dr. Cecchet operates from a Behavioral orientation and typically utilizes behavioral parent training and Parent-Child Interaction Therapy. Dr. Cecchet also specializes in working with survivors of severe trauma (all ages), and has worked extensively both internationally and domestically in this arena. When providing services for trauma survivors, Dr. Cecchet utilizes a Cognitive-Behavioral and Interpersonal approach to treatment. Additionally, Dr. Cecchet worked for a number of years in a correctional setting and frequently provides comprehensive clinical and forensic assessments for both children and adults. Dr. Cecchet is not currently accepting insurance or new clinical patients at this time.

Practicing in: Everett


Tony Kliment HeadshotTony Kliment, LICSW, Associate

Tony is a licensed independent clinical social worker offering individual therapy for children, adolescents, and adults. Tony received his Master’s degree from Eastern Washington University School of Social Work and his B.A in social work from Carroll College in Helena, Montana. He works with children and adolescents experiencing difficulties with anxiety, depression, limited social skills and self-esteem, behavioral challenges, and trauma-related experiences. He believes that parents are an important component of the therapeutic process and encourages their direct participation in their child’s treatment. Tony utilizes Cognitive Behavioral Therapy techniques in his treatment and has received specialized training in Trauma-Focused Cognitive Behavioral Therapy. In addition, he provides parents with hands-on skills they can use to support and more effectively manage their children’s behaviors and special needs. Tony accepts Premera/BCBS, First Choice, Cigna, Regence, Kaiser, NASW/Wellspring EAP, Beacon Health, and Aetna insurances.

Practicing in: Edmonds


Sarah HeadshotSarah Zehrung, MA, LMFT, CMHS, Associate

Sarah (Sally) Zehrung is a Licensed Marriage and Family Therapist, receiving a Master of Arts in clinical psychology from Antioch University Seattle, and Bachelor of Arts in psychology with an emphasis in multicultural counseling from The Evergreen State College. Over the past nine years, Sally has worked in various capacities, providing mental health care, crisis stabilization, and case management to adults in hospital, shelter, and residential settings. Most recently, she has worked in an outpatient setting, where she has gained extensive training in treating survivors of sexual abuse and their families using Trauma-Focused Cognitive Behavior Therapy (TF-CBT). Sally focuses her practice on children beginning at age 6, teens, and adults who want to work on issues related to trauma, depression, anxiety, self-esteem, life transitions, chronic illness, and parenting concerns such as behavior management and self-soothing techniques. Sally uses various techniques and interventions related to cognitive-behavior therapy, narrative therapy, humor, and mindfulness practices. Sally’s passion is in helping clients find their voice and their ability to live a confident and fulfilling life by providing compassion, empathy, and a safe and trusting environment. Sally accepts United Healthcare, Kaiser, Cigna, First Choice, Regence, and Premera insurances.

Practicing in: Edmonds


Nicole Arcieri, MS, LMFT, CMHS, Associate

Nicole Arcieri is a Licensed Marriage and Family Therapist who received a Master of Science in Marriage and Family Therapy and a Bachelor of Arts in Psychology from Seattle Pacific University. For the last four years, Nicole has worked with victims and survivors of sexual and physical abuse in an outpatient setting. Nicole has received an array of training in trauma, crisis, anxiety, and depression. She uses many forms of Evidence Based Practices such as Trauma-Focused Cognitive Behavioral Therapy, Cognitive Processing Therapy, and Dialectical Behavioral Therapy. Nicole’s therapeutic orientation is holistic and systemic. She treats people biologically, psychologically, socially, and spiritually. Her specialty is in trauma work, however, she also specializes in families who have recently gone through a divorce, learning how to co-parent, and helping the child/children adjust to this new change. Nicole works best with ages as young as six years old, adolescents, teens, young adults, and families. Her goal is to be open, respectful, curious, and accountable. Nicole accepts Premera, Regence, Aetna, and First Choice insurances.

Practicing in: Edmonds


Maria Holsman, PhD, Associate

Dr. Holsman received her doctorate in Clinical Psychology from Seattle Pacific University. She completed two year-long post-doctoral fellowships: the first with the University of Washington performing clinical research and neuropsychological testing; and the second with Veterans Affairs Puget Sound (Seattle) providing psychological and neuropsychological assessment in the Department of Rehabilitation Psychology (with rotations in the Spinal Cord Injury Unit, General Rehab, and Poly-Trauma). Dr. Holsman provides psychological and neuropsychological services for various neurodegenerative disease (e.g., dementias such as Alzheimer’s, Parkinson’s), traumatic brain injury, mild cognitive impairment, and psychological disorders (e.g., Posttraumatic Stress Disorder, Anxiety and Depressive Disorders). Additionally, she conducts brief cognitive screening evaluations for generally healthy individuals with intermittent concerns about their health (i.e., “the worried well”). Dr. Holsman accepts Premera and Regence insurances.

Practicing in: Edmonds


Ashlee Nollette, MS, LMHC, Associate

Ashlee Nollette is a Licensed Mental Health Counselor who received her Master of Science in Rehabilitation and Mental Health Counseling from Western Oregon University and her Bachelor of Science in American Sign Language/English Interpreting from Bloomsburg University of Pennsylvania. Ashlee is fluent in American Sign Language (ASL) and specializes in working with individuals who are Deaf/deaf/Hard-of-Hearing; however, also works with hearing individuals alike. Ashlee works with children, teens, adolescents, and adults through the lifespan. For the past two years Ashlee has worked in community mental health where she gained experience addressing a variety of conditions and doing crisis work. She attends to individuals who experience depression, anxiety, Borderline Personality Disorder, Bipolar Disorder, and Posttraumatic Stress Disorder, along with general behavioral challenges. Assisting in the adult healing of childhood sexual trauma is of particular interest to Ashlee as well. She uses a person-centered model, drawing on Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Motivational Interviewing (MI), and Solution-Focused techniques in order to sculpt treatment to individuals’ unique needs. At the core of her therapeutic approach is honoring the person’s lived experience, supporting them to identify and expand upon their strengths, and together exploring solutions to assist people in cultivating a healthy and fulfilling life, however that may manifest for them. At this time, Ashlee accepts Premera, Regence, Aetna, Cigna, and Kaiser insurances.

Practicing in: Everett & Edmonds


Fabrienne Doll, MA, LMFT, Associate

Fabrienne Doll is a Licensed Marriage and Family Therapist who received her Master of Arts degree in Psychology, with an emphasis in Couple and Family Therapy, from Antioch University in Seattle. Prior to that, she received a Bachelor’s degree in Psychology, with a Minor in Spanish, from The University of Washington in Seattle. Since 2015, Fabrienne has worked in an outpatient mental health setting providing trauma-focused therapy with children, teenagers, and young adults with a history of sexual abuse, physical abuse, and/or witnesses to violent crimes. In that setting, Fabrienne also currently supervises clinical interns. Fabrienne has completed a variety of training for treating posttraumatic stress, anxiety, depression, crisis interventions, family conflict, and children’s behavioral concerns. Fabrienne is certified in several Evidenced-Based Practices, such as Trauma-Focused Cognitive Behavioral Therapy (TF-CBT) and Cognitive Processing Therapy (CPT). Fabrienne also utilizes a variety of techniques and interventions derived from cognitive behavioral therapy (CBT), attachment theory, and Alternatives for Families-A Cognitive Behavioral Approach (AF-CBT). Fabrienne currently works with children 6 years and older, teenagers, adults, and families. Her specialty is working with trauma, but she also enjoys working with individuals or families who are experiencing stressful life transitions, struggling with depression or anxiety, or interested in working on symptoms related to identity formation. Fabrienne enjoys working with individuals from a variety of cultural backgrounds and can provide some limited communication in Spanish, but is not currently providing therapy in Spanish. Her goal is to help individuals and families tap into the strengths that they already possess in order to increase resiliency and learn new and healthier patterns of interacting with loved with ones. Fabrienne accepts First Choice, Regence, and Premera insurances.

Practicing in: Edmonds


Laura Montavon, MS, LMFT, Associate

Laura earned her Bachelor of Science in Criminal Justice from Midwestern State University in Wichita Falls, TX and her Master of Science in Marriage and Family Therapy from Friends University in Wichita, KS. For the past two and a half years, she has worked as a Crisis Therapist and Supervisor with a community mental health center serving several counties. While in this role, she worked with people of all ages, from all walks of life and many different cultures. Laura assisted in outreach efforts to underserved populations, crisis stabilization and assessments for those experiencing mental health symptoms and concerns. Laura used many evidence-based therapies and interventions to work with clients as she has specialized training in Neuroscience for Mental Health, Mind/Body Skills, Dialectical Behavioral Therapy, Trauma-Informed/Focused Therapy and Interventions, and Gottman Method Couples Therapy – Level 1 and 2, as well as couples communication. Laura’s therapeutic orientation is based on family systems and attachment theory. Laura’s goals in working with clients is to connect with each person using her strengths of compassion, understanding, and empathy to honor and respect each person’s life, experiences and perspectives while using her knowledge in collaborating with them to work through whatever difficulties or concerns are impacting their quality of life. During therapy, Laura focuses on your strengths, resiliency, and capabilities to empower you to reach the goals that you feel will improve your quality of life and let you move forward to greater heights in your personal development, relationships, and achievements. Laura works with adolescents from 16 years old and up, young adults, adults in life transitions, couples and families. Laura currently accepts Premera, Regence, Aetna, and Kaiser insurances.

Practicing in: Edmonds


Sadie Teal, PhD, Associate

Dr. Teal is a licensed clinical psychologist who received her masters and doctorate degrees in Clinical Psychology from Seattle Pacific University. She has worked extensively in university counseling centers as well as corrections settings on a variety of mental health concerns in both individual and group therapy. Dr. Teal works with adults with mental health concerns such as anxiety, depression, identity development, adjustment concerns, trauma, and interpersonal concerns. She approaches therapy as a collaborative experience between the therapist and the client, primarily working from an integrative approach consisting of cognitive-behavioral and interpersonal orientations. She believes it is important to approach therapy holistically with consideration of biological, psychological, social, and spiritual well-being. Dr. Teal’s goal for each client is to offer a space in which the client’s story is heard and valued. It is her hope that through the counseling process, each client may gain understanding of his or her challenges and feel encouraged to work towards building a life that is meaningful to each client. Dr. Teal currently accepts Premera and Regence insurances.

Practicing in: Everett


Konstantin Sheftelevich, LSWAIC, Associate

Konstantin received his undergraduate degree in Psychology at the University of Massachusetts – Amherst and completed his master’s degree in social work at the University of Washington in Seattle. Konstantin holds an associate license in clinical social work and is working towards his full independent license. He has supported children, adolescents, and young adults with a wide range of diagnoses in therapeutic settings such as residential and wilderness therapy programs, as well as an outpatient adolescent partial hospitalization program. Konstantin has also worked with individuals with Autism Spectrum Disorder (ASD), intellectual and developmental disabilities (IDD), as well as traumatic brain injuries (TBIs). Konstantin uses aspects of Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), motivational interviewing (MI), and an overall holistic approach to assist individuals clarify their goals for treatment in order to attain the best version of themselves. Through identifying individual strengths, challenges, and by acknowledging that setbacks will naturally occur, Konstantin’s professional goal is to help people realize the inherent value in their lives, increase their sense of self-worth, and empower them to live life abundantly. Konstantin is fluent in Russian. Konstantin is not currently paneled with insurance companies and accepts a sliding fee scale.

Practicing in: Everett


Maya Jungmann, BA, Office Manager

Maya received her BA in Criminal Justice with a specialization in forensic psychology from Seattle University. She has also been working in a forensic internship with Dr. Cecchet since winter 2018, where she helps with records review and summarizing forensic cases. Her areas of research currently include the social psychology of cults, psychopathy, and what drives people to commit violent crime. Maya spends time in both our Everett and Edmonds offices Monday through Friday, fielding referrals and assisting with the operation and business of both offices.